Portion of a snowmobile ski



FIG. 1 is a top plan view of a portion of a snowmobile ski showing ournew design;

FIG. 2 is a side elevation view thereof; the opposite side being amirror image;

FIG. 3 is a perspective view thereof;

FIG. 4 is a cross-sectional view taken along line 4—4 of FIG. 1;

FIG. 5 is a cross-sectional view taken along line 5—5 of FIG. 1;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is a rear elevational view thereof.

The ornamental design for a portion of a snowmobile ski, as shown anddescribed.